Mobiak MBK17-090WT-VR 9 Ltr Water Fire Extinguishers are suitable for fighting fires involving solid combustibles such as wood, paper, plastics and fabrics. Electrical equipment should be avoided on electrical fires when using a water extinguisher where electricity is involved unless the supply can be disconnected first. Water Fire Extinguishers are the most common fire extinguisher type for class A fire risk.